package ano.it.service;

import ano.it.pojo.Permission;
import ano.it.pojo.Role;
import ano.it.pojo.User;
import com.alibaba.dubbo.config.annotation.Reference;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.stereotype.Component;


import java.util.ArrayList;
import java.util.List;
import java.util.Set;

@Component("springSecurityUserService")
public class SpringSecurityUserService implements UserDetailsService {
    @Reference
    private UserService userService;

    @Override
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
        User user=userService.findByUsername(username);
        System.out.println(user);
        if(user==null){
            return null;
        }
        List<GrantedAuthority> list=new ArrayList<>();
            Set<Role> roles = user.getRoles();
            for (Role role : roles) {
                list.add(new SimpleGrantedAuthority(role.getKeyword()));
                Set<Permission> permissions = role.getPermissions();
                for (Permission permission : permissions) {
                    list.add(new SimpleGrantedAuthority(permission.getKeyword()));
                }
            }
        org.springframework.security.core.userdetails.User securityUser=new org.springframework.security.core.userdetails.User(username,user.getPassword(),list);
        return securityUser;
    }
}
